An empty 13461 kg coal car is coasting on a level track at
An empty 13461 kg coal car is coasting on a level track at 6.7 m/s. Suddenly 4761 kg of coal is dumped into it from a chute directly above it. The coal initially has zero horizontal velocity. Find the final speed of the car?
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an empty 13461 kg coal car is coasting on a level track at 67 ms suddenly 4761 kg of coal is dumped into it from a
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